algebra

1.-2X-2 +7(x+1)=2x

2. 9x-1=-5+8x

3.7x-3=

4. when 4 times a number is subtracted from 7 times the number, the result is 30. What is the number?

5. when 4 times a number is added to 7 times the number, the result is 33. What is the number?

6. When 20% of a number is added to the number, the result is 60

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asked by Johnny
  1. 2. 9x-1=-5+8x
    x = 6

    3. No equation

    4.
    7x - 4z = 30

    5.
    4x + 7x = 33

    6.
    0.2x + x = 60

  2. http://www.jiskha.com/display.cgi?id=1403462335

  3. 2. 9x-1=-5+8x
    x = 4

    4.
    7x - 4x = 30

  4. When 4 times a number is subtracted from 7 times the number, the result is 30. Find the number.

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